Patent US3216076A successfully refreshed from Google Patents.
US3216076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extruding fibers having oxide skins
Assignee: Clevite Corp
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Filing: 1962-04-30
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Granted: 1965-11-09
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Expires: 1982-04-30
Abstract
No abstract record available.
Inventors
- 👤 Norman E Alber
- 👤 Walter E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:27
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
THE METHOD OF PRODUCING FIBERS AND FILAMENTS COMPRISING: EXTRUDING A CONTINUOUS STREAM OF MOLTEN METAL THROUGH AN ORIFICE, SAID METAL BEING AN ALLOY CONSISTING ESSENTIALLY OF A NON-REFRACTORY FIRST METAL WHOSE OXIDE IS SUBSTANTIALLY SOLUBLE IN THE NON-OXIDIZED METALLIC MASS, AND OF A COMPATIBLE NON-REFRACTORY SECOND METAL WHOSE
Claim 2
Independent Claim
48 words
THE METHOD OF PRODUCING FIBERS AND FILAMENTS COMPRISING: EXTRUDING A CONTINUOUS STREAM OF MOLTEN METAL THROUGH AN ORIFICE, SAID METAL BEING AN ALLOY CONSISTING ESSENTIALLY OF A NON-REFRACTORY FIRST METAL WHOSE OXIDE IS SUBSTANTIALLY SOLUBLE IN THE NON-OXIDIZED METALLIC MASS, AND OF A COMPATIBLE NON-REFRACTORY SECOND METAL WHOSE
References Cited (Backward Citations)
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US2731343A
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US2879566A
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US2829972A
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US2873187A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |